Alpha Metallurgical Resources, Inc. (AMR) ownership: insiders 18% · institutions 91% (13F 2026-03-31). Insider activity, 90 days: Insiders bought (0 sales, 22 open-market buys). SEC EDGAR first-party data.
| Holder | Shares | Market Value | % Outstanding | Reported |
|---|---|---|---|---|
| BlackRock | 1872787.00 | $384.43M | 14.7% | 2026-03-31 |
| Vanguard | 1193724.00 | $245.04M | 9.4% | 2026-03-31 |
| State Street | 913801.00 | $187.58M | 7.2% | 2026-03-31 |
| Dimensional Fund Advisors | 721872.00 | $148.19M | 5.7% | 2026-03-31 |
| Continental General Insurance Co | 644025.00 | $132.20M | 5.1% | 2026-03-31 |
| Renaissance Technologies | 592815.00 | $121.69M | 4.7% | 2026-03-31 |
| Dalal Street, LLC | 579738.00 | $119.00M | 4.6% | 2026-03-31 |
| Gendell Jeffrey L | 544148.00 | $111.70M | 4.3% | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Buy | null | 2026-08-28 | |
| Buy | null | 2026-08-28 | |
| Buy | null | 2026-08-28 | |
| Buy | null | 2026-08-28 | |
| Buy | null | 2026-08-28 | |
| Buy | null | 2026-08-28 | |
| Buy | null | 2026-08-28 | |
| Buy | null | 2026-08-28 |
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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.